Because your integrated GPU (R7) is physically wired to your laptops display, the game cannot read the high performance GPU as it has no display connections. The game thinks the integrated GPU is being used, but actually it's the discrete high performance GPU. In other words, you can ignore the game and use the Switchable Graphics Application Monitor to verify via our software, which GPU is being used for each application. Explained here > How to Configure Laptop Switchable Graphics